Number System A plot of 650 sq ft is available at the rate of Rs 6500 per sq ft. If 13% of the total cost of the plot is to be paid for booking the plot, what is the booking amount, (in Rs) ? Rs. 519850 Rs. 549250 Rs. 536250 Rs. 507250 Rs. 519850 Rs. 549250 Rs. 536250 Rs. 507250 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total cost of plot= 650 x 6500 = 4225000Booking amount = 13% of (4225000) = 4225000 x 13/100 = 549250
Number System One-eighth of a number is 76. What will be 54% of the number ? 332.32 328.32 318.32 321.32 332.32 328.32 318.32 321.32 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, 1/8 of x = 76Therefore, x = 60854% of 608 = 608 x 54/100 = 328.32
Number System Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 118 116 114 112 118 116 114 112 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System If (47)² is added to the square of a number the answer thus obtained is 2290. What is the number ? 9 10 7 8 9 10 7 8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, x² + (47)² = 2290Therefore, x² = 2290 - 2209 = 81Therefore, x = 9
Number System In how many different ways can the letters of the word 'DETERMINE' be arranged ? 63480 62480 61480 60480 63480 62480 61480 60480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of arrangements = 9! / 3! Because, E comes 3 times = 60480
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